166516070 has 16 divisors (see below), whose sum is σ = 342547488. Its totient is φ = 57091200.

The previous prime is 166516069. The next prime is 166516079. The reversal of 166516070 is 70615661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166516079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1189331 + ... + 1189470.

It is an arithmetic number, because the mean of its divisors is an integer number (21409218).

Almost surely, 2^166516070 is an apocalyptic number.

166516070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166516070 is an abundant number, since it is smaller than the sum of its proper divisors (176031418).

166516070 is a wasteful number, since it uses less digits than its factorization.

166516070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378815.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 166516070 is about 12904.1105853910. The cubic root of 166516070 is about 550.1554051212.

The spelling of 166516070 in words is "one hundred sixty-six million, five hundred sixteen thousand, seventy".